From: Maciej Machnikowski Date: Fri, 13 Aug 2021 16:50:18 +0000 (-0700) Subject: ice: Fix perout start time rounding X-Git-Tag: v5.15~543^2~26 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5f773519639041faed4132f5943d7895f9078a4c;p=platform%2Fkernel%2Flinux-starfive.git ice: Fix perout start time rounding Internal tests found out that the latest code doesn't bring up 1PPS out as expected. As a result of incorrect define used to round the time up the time was round down to the past second boundary. Fix define used for rounding to properly round up to the next Top of second in ice_ptp_cfg_clkout to fix it. Fixes: 172db5f91d5f ("ice: add support for auxiliary input/output pins") Signed-off-by: Maciej Machnikowski Tested-by: Sunitha Mekala Signed-off-by: Tony Nguyen Link: https://lore.kernel.org/r/20210813165018.2196013-1-anthony.l.nguyen@intel.com Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index 5d5207b..9e3ddb9 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -656,7 +656,7 @@ static int ice_ptp_cfg_clkout(struct ice_pf *pf, unsigned int chan, * maintaining phase */ if (start_time < current_time) - start_time = div64_u64(current_time + NSEC_PER_MSEC - 1, + start_time = div64_u64(current_time + NSEC_PER_SEC - 1, NSEC_PER_SEC) * NSEC_PER_SEC + phase; start_time -= E810_OUT_PROP_DELAY_NS;